1-Methyl-1,2,3,6-tetrahydropyridine

Also known as: 1-Methyl-1,2,5,6-tetrahydropyridine, N-Methyl-1,2,3,6-tetrahydropyridine, 1-Methyl-3-piperideine, 1-Methyl-1,2,5,6-tetrahydropyridine, 1-methyl-3,6-dihydro-2H-pyridine, N-Methyl-1,2,5,6-tetrahydropyridine, N-methyl-3,4-didehydropiperidine

1-Methyl-1,2,3,6-tetrahydropyridine (CAS 694-55-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H11N and a molecular weight of 97.15820 g/mol. Key properties include a boiling point of 138.039ºC at 760 mmHg, a density of 0.877g/cm3 and a flash point of 29.255ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 694-55-3
Jingsj CID: J-22601-7
Molecular Formula: C₆H₁₁N
Molecular Weight: 97.15820 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	138.039ºC at 760 mmHg
Density	0.877g/cm3
Flash Point	29.255ºC
Exact Mass	97.08910
PSA	3.24000
LogP	0.81600
Refractive Index	1.47

Customs & Trade Information

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1-Methyl-1,2,3,6-tetrahydropyridine?

The CAS number of 1-Methyl-1,2,3,6-tetrahydropyridine is 694-55-3.

What are the molecular formula and molecular weight of 1-Methyl-1,2,3,6-tetrahydropyridine?

1-Methyl-1,2,3,6-tetrahydropyridine has molecular formula C6H11N and molecular weight 97.15820 g/mol.

What are the upstream and downstream products of 1-Methyl-1,2,3,6-tetrahydropyridine?

For 1-Methyl-1,2,3,6-tetrahydropyridine, Upstream Products: 1-Methylpyridinium iodide, 1-Methylpyridinium chloride, 1-Methylpyridinium bromide; Downstream Products: 1-Methylpiperidine, 1-Methylpiperidine-4-carbaldehyde, 1-methylpiperidine-3-carbaldehyde.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "1-Methyl-1,2,3,6-tetrahydropyridine (CAS 694-55-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22601-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.